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Q19: AS & A Level Chemistry - 9701 Paper 1 2017 Winter Zone 3
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Topic: CH11 - GROUP 17
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Radium, Ra, is an element found in Group 2 of the Periodic Table. It is a crystalline solid at room temperature and conducts electricity.Radium chlori...
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Some of the common chlorides of Period 3 elements are shown in the list.NaCl    MgCl_2    AlCl_3    SiCl_4    ...
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